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Research and Development Costs - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Research and Development [Abstract]        
Research and Development Expense $ 8.0 $ 6.0 $ 21.3 $ 18.0